WO2023044857A1 - Procédé et appareil de traitement de livre de codes de harq, et dispositif de communication et support de stockage - Google Patents

Procédé et appareil de traitement de livre de codes de harq, et dispositif de communication et support de stockage Download PDF

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Publication number
WO2023044857A1
WO2023044857A1 PCT/CN2021/120681 CN2021120681W WO2023044857A1 WO 2023044857 A1 WO2023044857 A1 WO 2023044857A1 CN 2021120681 W CN2021120681 W CN 2021120681W WO 2023044857 A1 WO2023044857 A1 WO 2023044857A1
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Prior art keywords
harq
feedback
codebook
enabled
scheduled
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PCT/CN2021/120681
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English (en)
Chinese (zh)
Inventor
朱亚军
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北京小米移动软件有限公司
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Priority to CN202180003050.3A priority Critical patent/CN113994615B/zh
Priority to PCT/CN2021/120681 priority patent/WO2023044857A1/fr
Publication of WO2023044857A1 publication Critical patent/WO2023044857A1/fr

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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/12—Arrangements for detecting or preventing errors in the information received by using return channel
    • H04L1/16—Arrangements for detecting or preventing errors in the information received by using return channel in which the return channel carries supervisory signals, e.g. repetition request signals
    • H04L1/18—Automatic repetition systems, e.g. Van Duuren systems
    • H04L1/1812—Hybrid protocols; Hybrid automatic repeat request [HARQ]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/12—Arrangements for detecting or preventing errors in the information received by using return channel
    • H04L1/16—Arrangements for detecting or preventing errors in the information received by using return channel in which the return channel carries supervisory signals, e.g. repetition request signals
    • H04L1/18—Automatic repetition systems, e.g. Van Duuren systems
    • H04L1/1812—Hybrid protocols; Hybrid automatic repeat request [HARQ]
    • H04L1/1819—Hybrid protocols; Hybrid automatic repeat request [HARQ] with retransmission of additional or different redundancy

Definitions

  • the present disclosure relates to the technical field of wireless communication but is not limited to the technical field of wireless communication, and in particular relates to a method and device for processing a Hybrid Automatic Repeat reQuest (HARQ) codebook, a communication device, and a storage medium.
  • HARQ Hybrid Automatic Repeat reQuest
  • HARQ Semi-static Hybrid Automatic Repeat reQuest (HARQ) codebook, used to transmit physical downlink shared channel (Physical Downlink Shared Channel, PDSCH) transmission or physical downlink control channel (Physical Downlink Control Channel, PDCCH) and other downlinks HARQ feedback for transmission.
  • the HARQ feedback may include: an acknowledgment (Acknowledgment, ACK) and a non-acknowledgment (Non Acknowledgment, NACK).
  • the feedback of the HARQ process is turned off, and continuing to use this semi-static HARQ codebook at this time may introduce unnecessary overhead.
  • Embodiments of the present disclosure provide a HARQ codebook processing method and device, an information processing method and device, a communication device, and a storage medium.
  • the first aspect of the embodiments of the present disclosure provides a hybrid automatic repeat request HARQ codebook processing method, which is executed by a terminal, and the method includes:
  • the HARQ codebook carries HARQ feedback for downlink transmission
  • the K1 value indicates: a time offset between the transmission resource of the HARQ feedback and the transmission resource of the downlink transmission.
  • the second aspect of the embodiments of the present disclosure provides a hybrid automatic repeat request HARQ codebook processing method, wherein, executed by the base station, the method includes:
  • the HARQ codebook carries HARQ feedback for downlink transmission
  • the K1 value indicates: a time offset between the transmission resource of the HARQ feedback and the transmission resource of the downlink transmission.
  • the third aspect of the embodiment of the present disclosure is a hybrid automatic repeat request HARQ codebook processing device, wherein the device includes:
  • the first determination module is configured to determine the size of the HARQ codebook according to the configuration number N of the K1 value and the configuration number M of the feedback-enabled HARQ processes,
  • the HARQ codebook carries HARQ feedback for downlink transmission
  • the K1 value indicates: a time offset between the transmission resource of the HARQ feedback and the transmission resource of the downlink transmission.
  • the fourth aspect of the embodiment of the present disclosure provides a hybrid automatic repeat request HARQ codebook processing device, wherein the device includes:
  • the fifth determination module is configured to determine the size of the HARQ codebook according to the configuration number N of the K1 value and the configuration number M of the feedback-enabled HARQ processes
  • the HARQ codebook carries HARQ feedback for downlink transmission
  • the K1 value indicates: a time offset between the transmission resource of the HARQ feedback and the transmission resource of the downlink transmission.
  • the fifth aspect of the embodiments of the present disclosure provides a communication device, including a processor, a transceiver, a memory, and an executable program stored on the memory and capable of being run by the processor, wherein the processor runs the executable
  • the program executes the HARQ codebook processing method provided in the aforementioned first or second aspect.
  • the sixth aspect of the embodiments of the present disclosure provides a computer storage medium, the computer storage medium stores an executable program; after the executable program is executed by the processor, it can implement the HARQ provided by the first aspect or the second aspect. Codebook processing method.
  • the size of the HARQ codebook is determined according to the configuration number of the K1 value and the configuration number of the feedback-enabled HARQ processes.
  • the configuration number of the K1 value is comprehensively considered when determining the size of the HARQ codebook.
  • the number of configurations and the number of configurations of HARQ processes enabled by feedback at least reduce the HARQ codebook caused by the large configuration of HARQ codebooks when the number of HARQ processes enabled by feedback is relatively small.
  • the phenomenon that the redundancy is too large or the frequency of the redundancy is too large reduces the average overhead of the HARQ codebook.
  • Fig. 1 is a schematic structural diagram of a wireless communication system according to an exemplary embodiment
  • Fig. 2 is a schematic flowchart of a method for processing a HARQ codebook according to an exemplary embodiment
  • Fig. 3 is a schematic flowchart of a method for processing a HARQ codebook according to an exemplary embodiment
  • Fig. 4A is a schematic diagram of a HARQ codebook according to an exemplary embodiment
  • Fig. 4B is a schematic diagram of a HARQ codebook according to an exemplary embodiment
  • Fig. 4C is a schematic diagram of a HARQ codebook according to an exemplary embodiment
  • Fig. 5 is a schematic flowchart of a method for processing a HARQ codebook according to an exemplary embodiment
  • Fig. 6 is a schematic structural diagram of a HARQ codebook processing device according to an exemplary embodiment
  • Fig. 7 is a schematic structural diagram of a HARQ codebook processing device according to an exemplary embodiment
  • Fig. 8 is a schematic structural diagram of a UE according to an exemplary embodiment
  • Fig. 9 is a schematic structural diagram of a communication device according to an exemplary embodiment.
  • first, second, third, etc. may use the terms first, second, third, etc. to describe various information, the information should not be limited to these terms. These terms are only used to distinguish information of the same type from one another. For example, without departing from the scope of the embodiments of the present disclosure, first information may also be called second information, and similarly, second information may also be called first information. Depending on the context, the word “if” as used herein may be interpreted as “at” or "when” or "in response to a determination.”
  • FIG. 1 shows a schematic structural diagram of a wireless communication system provided by an embodiment of the present disclosure.
  • the wireless communication system is a communication system based on cellular mobile communication technology, and the wireless communication system may include: several UEs 11 and several base stations 12 .
  • UE11 may be a device that provides voice and/or data connectivity to a user.
  • UE11 can communicate with one or more core networks via a radio access network (Radio Access Network, RAN), and UE11 can be an Internet of Things UE, such as a sensor device, a mobile phone (or called a "cellular" phone) and a device with an Internet of Things
  • RAN Radio Access Network
  • UE11 can be an Internet of Things UE, such as a sensor device, a mobile phone (or called a "cellular" phone) and a device with an Internet of Things
  • the UE's computer for example, may be a fixed, portable, pocket, hand-held, built-in or vehicle-mounted device.
  • UE11 may also be a device of an unmanned aerial vehicle.
  • UE11 may also be a vehicle-mounted device, for example, it may be a trip computer with a wireless communication function, or a wireless communication device connected externally to the trip computer.
  • the UE11 may also be a roadside device, for example, it may be a street lamp, a signal lamp, or other roadside devices with a wireless communication function.
  • the base station 12 may be a network side device in a wireless communication system.
  • the wireless communication system may be a fourth generation mobile communication technology (the 4th generation mobile communication, 4G) system, also known as a Long Term Evolution (LTE) system; or, the wireless communication system may also be a 5G system, Also known as new radio (NR) system or 5G NR system.
  • the wireless communication system may also be a next-generation system of the 5G system.
  • the access network in the 5G system can be called NG-RAN (New Generation-Radio Access Network, New Generation Radio Access Network).
  • the MTC system the MTC system.
  • the base station 12 may be an evolved base station (eNB) adopted in a 4G system.
  • the base station 12 may also be a base station (gNB) adopting a centralized and distributed architecture in the 5G system.
  • eNB evolved base station
  • gNB base station
  • the base station 12 adopts a centralized distributed architecture it generally includes a centralized unit (central unit, CU) and at least two distributed units (distributed unit, DU).
  • the centralized unit is provided with a packet data convergence protocol (Packet Data Convergence Protocol, PDCP) layer, radio link layer control protocol (Radio Link Control, RLC) layer, media access control (Media Access Control, MAC) layer protocol stack;
  • PDCP Packet Data Convergence Protocol
  • RLC Radio Link Control
  • MAC media access control
  • a physical (Physical, PHY) layer protocol stack is set in the unit, and the embodiment of the present disclosure does not limit the specific implementation manner of the base station 12 .
  • a wireless connection can be established between the base station 12 and the UE 11 through a wireless air interface.
  • the wireless air interface is a wireless air interface based on the fourth-generation mobile communication network technology (4G) standard; or, the wireless air interface is a wireless air interface based on the fifth-generation mobile communication network technology (5G) standard, such as
  • the wireless air interface is a new air interface; alternatively, the wireless air interface may also be a wireless air interface based on a technical standard of a next-generation mobile communication network based on 5G.
  • an E2E (End to End, end-to-end) connection can also be established between UE11.
  • V2V vehicle to vehicle, vehicle-to-vehicle
  • V2I vehicle to Infrastructure, vehicle-to-roadside equipment
  • V2P vehicle to pedestrian, vehicle-to-person communication in vehicle to everything (V2X) communication Wait for the scene.
  • the above wireless communication system may further include a network management device 13 .
  • the network management device 13 may be a core network device in the wireless communication system, for example, the network management device 13 may be a mobility management entity (Mobility Management Entity, MME).
  • MME Mobility Management Entity
  • the network management device can also be other core network devices, such as Serving GateWay (SGW), Public Data Network Gateway (Public Data Network GateWay, PGW), policy and charging rule functional unit (Policy and Charging Rules Function, PCRF) or Home Subscriber Server (Home Subscriber Server, HSS), etc.
  • SGW Serving GateWay
  • PGW Public Data Network Gateway
  • PCRF Policy and Charging Rules Function
  • HSS Home Subscriber Server
  • an embodiment of the present disclosure provides a method for processing a HARQ codebook, which is executed by a terminal.
  • the method includes:
  • S110 Determine the size of the HARQ codebook according to the configured number N of K1 values and the configured number M of feedback-enabled HARQ processes, where the HARQ codebook carries HARQ feedback for downlink transmission;
  • the K1 value indicates: a time offset between the transmission resource of the HARQ feedback and the transmission resource of the downlink transmission.
  • the terminal can be various types of terminals, including but not limited to: mobile phone, tablet computer, wearable device, vehicle-mounted device, smart home device and/or smart office device, etc.
  • the terminal may be an enhanced mobile broadband (enhanced Mobile Broadband, eMBB) terminal or a narrowband terminal.
  • eMBB enhanced Mobile Broadband
  • the narrowband terminal includes, but is not limited to: a reduced capability (Reduced Capability, Redcap) UE.
  • the involved HARQ codebook may be a type 1 HARQ codebook, and the type 1 HARQ codebook may be a semi-static codebook.
  • the downlink transmission may be: any transmission that needs to be fed back sent by the base station to the terminal.
  • the downlink transmission includes but is not limited to: Physical Downlink Shared Channel (Physical Downlink Shared Channel, PDSCH) transmission and/or PDCCH transmission that requires receiving feedback from the terminal.
  • the PDCCH transmission that requires the terminal to give reception feedback includes but is not limited to: Downlink Control Information (DCI) released by Semi-Persistent Scheduling (Semi-Persistent Scheduling, SPS).
  • DCI Downlink Control Information
  • SPS Semi-Persistent Scheduling
  • the time offset in the embodiments of the present disclosure may be an offset of a time unit, and the time unit may be a time slot. If the time unit is a time slot, the value of K1 is the number of offset time slots. If the time unit is a symbol, the value of K1 is the number of symbols.
  • the K1 value is a numerical value, and the specific value may be any value between 1 to 8, or 0 to 15, or 0 to 31. Of course, this is only an example of the value of K1.
  • the K1 value can also be a non-numerical value. If it is a non-numerical value, it can be determined that the UE does not need to provide HARQ feedback for the downlink transmission in the type (type) 1 HARQ codebook. At this time, the N value It is the number of K1 values configured as numerical values.
  • the feedback-enabled HARQ process is: according to the receiving status of the corresponding downlink transmission, the terminal needs to feed back ACK when the corresponding downlink transmission is successfully received, and feedback NACK when the corresponding downlink transmission is not successfully received or decoded. In this way, the base station can determine whether to retransmit the corresponding downlink transmission according to the returned HARQ feedback.
  • the HARQ process of feedback disabling is: the terminal does not need to send HARQ feedback to the base station according to the reception status of the corresponding downlink transmission.
  • HARQ feedback may include: ACK and/or NACK.
  • the size of the HARQ codebook will be determined by comprehensively considering the configuration number of K1 values and the configuration number of feedback-enabled HARQ processes, compared to determining the HARQ code based solely on the number of configured K1 values This can at least reduce the phenomenon that the HARQ codebook overhead caused by too large HARQ codebook configuration is too large when the number of feedback-enabled HARQ processes is small, thereby reducing the redundancy of the HARQ codebook and reducing the bit overhead.
  • the HARQ codebook is determined , and can be continuously used in one or more subsequent semi-static periods, thus satisfying the semi-static characteristic of the type 1 HARQ codebook.
  • the transmission resource of the HARQ codebook is a kind of uplink resource, and the HARQ codebook is a kind of uplink transmission.
  • the value of K1 indicates an offset between the time unit of downlink transmission and the time unit of HARQ codebook transmission.
  • the K1 value is used to determine the time offset between the downlink transmission time slot corresponding to the HARQ codebook and the uplink time slot where the HARQ codebook is located.
  • K1 can be 0 or a positive integer.
  • the configuration of the K1 value may be carried by RRC signaling; and the scheduling of the K1 value may be carried by DCI.
  • the scheduling of the K1 value may be carried by DCI.
  • all the candidate values of K1 are configured through RRC signaling, and in specific use, DCI with better dynamics is used to select the actually used K1 value from the candidate values and inform the terminal, so as to realize the scheduling of K1 value.
  • the determining the size of the HARQ codebook according to the configuration number N of the K1 value and the configuration number M of the feedback-enabled HARQ processes includes:
  • M here may be greater than N, or M is equal to N, or M is less than N; in view of this, the size of the HARQ codebook is determined according to min ⁇ M, N ⁇ , including at least one of the following:
  • the size of the HARQ codebook is determined according to M.
  • the size of the HARQ codebook can be measured by the number of bits.
  • determining the size of the HARQ codebook includes at least one of the following:
  • the M is smaller than the N and the M is equal to 0, and the size of the HARQ codebook is determined to be 0;
  • the M is greater than 0, and the size of the HARQ codebook is determined according to min ⁇ M, N ⁇ and the HARQ feedback strategy.
  • the HARQ codebook is a type (type) 1 HARQ codebook, so it can be considered that the number of configurations of the numerical K1 value is an integer equal to or greater than 0.
  • the above descriptions are all for a certain serving cell.
  • the M is smaller than the N and the M is equal to 0, and the size of the HARQ codebook is determined to be 0' means that when the number of HARQ processes enabled by the serving cell is 0, the HARQ codebook corresponding to the serving cell The information does not need to be fed back, and the size of the HARQ codebook for the cell in the HARQ codebook is 0. If the UE is configured with other serving cells at the same time, and the number of HARQ processes enabled for feedback in this serving cell is greater than 0, the HARQ codebook still includes the HARQ feedback of this cell.
  • the processing of the HARQ codebook is aimed at a single cell.
  • the HARQ codebook of the corresponding cell can be determined respectively. For example, when a UE has two serving cells, two HARQ codebooks can be respectively determined according to the above method. And when the UE has multiple serving cells, the size of the HARQ codebook of one serving cell is 0, which does not affect the sizes of the HARQ codebooks of other serving cells.
  • the base station does not configure a numerical K1 value, that is, the configured K1 value is a non-numerical value, it can also be considered that the size of the HARQ codebook is 0, or there is no need to transmit the HARQ codebook, so that Resources consumed by HARQ codebook transmission in this case are saved.
  • the size of the HARQ codebook is 0, that is, the terminal will not send the HARQ codebook to the base station, and the base station will not receive the HARQ codebook from the terminal, so there will be no transmission overhead due to the HARQ codebook .
  • the size of the HARQ codebook will be determined according to the smaller value of M and N and the HARQ feedback strategy.
  • the HARQ feedback strategy has multiple feedback strategies depending on the feedback granularity.
  • a TB may include one or more code block groups (Code Block Group, CBG).
  • the first feedback strategy is to perform HARQ feedback for each TB
  • the second feedback strategy is to perform HARQ feedback for each CBG in the TB.
  • CBG Code Block Group
  • the method also includes:
  • S120 Determine a feedback time unit for transmitting the HARQ feedback according to the scheduled K1 value and the downlink transmission time slot corresponding to the HARQ feedback;
  • S130 Determine a transmission resource whose size is equal to the size of the HARQ codebook in the feedback time unit.
  • the scheduling of the K1 value can be implemented by DCI.
  • the terminal receives the DCI sent by the base station, and determines the scheduled K1 value according to the DCI.
  • the feedback time slot for transmitting HARQ feedback can be determined, and the size of the feedback time slot can be determined on the feedback time slot Transmission resources equal to the size of the HARQ codebook. For example, after determining the transmission resources whose size is equal to the size of the HARQ codebook, a corresponding number of transmission resources may be reserved or scheduled.
  • the feedback symbol for transmitting the HARQ feedback can be determined, and the size of the feedback symbol is determined to be equal to the The transmission resources of the HARQ codebook size.
  • the maximum number of scheduled feedback-enabled HARQ processes can be equal to the configured number of feedback-enabled HARQ processes. If the number of scheduled feedback-enabled HARQ processes is exactly equal to the configured number of feedback-enabled HARQ processes , then directly determine whether the corresponding HARQ feedback is ACK or NACK according to the reception status of the downlink transmission corresponding to each feedback-enabled HARQ process, and write the determined HARQ feedback into the HARQ codebook.
  • the number of scheduled feedback-enabled HARQ processes is less than the configured number of feedback-enabled HARQ processes
  • the HARQ feedback carried in the HARQ codebook includes at least one of the following:
  • HARQ feedback determined according to the reception status of the downlink transmission corresponding to the scheduled feedback-enabled HARQ process
  • the HARQ feedback of the unscheduled feedback-enabled HARQ process is a preset value, and the preset value is a negative acknowledgment NACK or Acknowledgment ACK.
  • the preset value may be a value stipulated in the protocol or a value pre-negotiated between the base station and the terminal.
  • the terminal When writing the HARQ feedback into the HARQ codebook, the terminal writes the preset value when writing the HARQ feedback of the unscheduled feedback-enabled HARQ process.
  • the terminal can write NACK or ACK at will, and is not limited to writing a predetermined value.
  • the method also includes:
  • the HARQ codebook carries a preset value, where the preset value is NACK or ACK.
  • the base station and the terminal may agree not to feed back the HARQ codebook, thereby reducing unnecessary transmission.
  • the determination of the HARQ codebook regardless of the size or the determined HARQ codebook is for a certain serving cell.
  • the M is smaller than the N and the M is equal to 0, and the size of the HARQ codebook is determined to be 0' means that when the number of HARQ processes enabled by the serving cell is 0, the HARQ codebook corresponding to the serving cell The information does not need to be fed back, and the size of the HARQ codebook for the cell in the HARQ codebook is 0. If the UE is configured with other serving cells at the same time, and the number of HARQ processes enabled for feedback in this serving cell is greater than 0, the HARQ codebook still includes the HARQ feedback of this cell.
  • the processing of the HARQ codebook is aimed at a single cell.
  • the HARQ codebook of the corresponding cell can be determined respectively. For example, when a UE has two serving cells, two HARQ codebooks can be respectively determined according to the above method. And when the UE has multiple serving cells, the size of the HARQ codebook of one serving cell is 0, which does not affect the sizes of the HARQ codebooks of other serving cells.
  • the HARQ codebook with the HARQ feedback written therein is sent to the base station according to the determined size of the HARQ codebook.
  • the ordering of the HARQ feedback in the HARQ codebook is: determined according to the ID of the scheduled HARQ process corresponding to the HARQ feedback;
  • the ordering of the HARQ feedback in the HARQ codebook is: determined by the scheduled K1 value corresponding to the HARQ feedback;
  • the ordering of the HARQ feedback in the HARQ codebook is determined according to the ID of the feedback-enabled HARQ process corresponding to the HARQ feedback.
  • the HARQ process has a process identification (Identification, ID).
  • ID a process identification
  • the HARQ feedbacks of different HARQ processes can be written into the HARQ codebook sequentially according to the process ID sorted from small to large, or the HARQ feedback can be written into the HARQ codebook sequentially according to the process IDs sorted from large to small.
  • the entire HARQ codebook needs to be written with HARQ feedback corresponding to the downlink transmission of the feedback-enabled HARQ process. At this time, It can also be determined according to the ID of the scheduled HARQ process. If the number of scheduled feedback-enabled HARQ processes is less than the number of configured feedback-enabled HARQ processes, it is also possible to first sort the corresponding HARQ feedback of the scheduled feedback-enabled HARQ process IDs and then write the HARQ After the codebook, write preset values in the remaining bits of the HARQ codebook.
  • the K1 values corresponding to each HARQ feedback from large to small after sorting the K1 values corresponding to each HARQ feedback from large to small, write them into the HARQ codebook sequentially, or, after sorting the K1 values corresponding to each HARQ feedback from small to large, write into the HARQ codebook. At this time, there may not be a scheduled K1 value for the unscheduled feedback-enabled HARQ process. At this time, after writing the HARQ feedback of the scheduled feedback-enabled HARQ process in the HARQ codebook, Then write preset values into the remaining bits of the HARQ codebook.
  • the order in which the HARQ feedback of each process is written into the HARQ codebook may be determined according to the order of the scheduled K1 values. If the number of scheduled feedback-enabled HARQ processes is less than the number of configured feedback-enabled HARQ processes, it is also possible to sort the scheduled corresponding K1 values first, and then according to the sorting of K1 values, the HARQ The feedback is written into the HARQ codebook.
  • it can be sorted directly according to the ID of the configured feedback-enabled HARQ process. If the corresponding feedback-enabled HARQ process is scheduled, the HARQ codebook is directly sorted according to the corresponding The reception status of the downlink transmission is written into the HARQ feedback, and the bits of the HARQ codebook corresponding to the IDs of the unscheduled feedback-enabled HARQ processes can be written into the preset values.
  • the downlink transmission includes at least one of the following:
  • an embodiment of the present disclosure provides a hybrid automatic repeat request HARQ codebook processing method, wherein, executed by a base station, the method includes:
  • the HARQ codebook carries HARQ feedback for downlink transmission
  • the K1 value indicates: a time offset between the transmission resource of the HARQ feedback and the transmission resource of the downlink transmission.
  • the HARQ codebook processing method provided by the embodiments of the present disclosure is applied to a base station.
  • the base station Before receiving the HARQ codebook, the base station can determine the size of the semi-static HARQ codebook according to the number of K1 values configured by itself and the number of HARQ processes enabled by feedback. The size of the HARQ codebook sent by the receiving terminal. And determine whether the corresponding downlink transmission needs to be retransmitted according to the HARQ feedback carried in the HARQ codebook.
  • the downlink transmission here may include, as mentioned in the foregoing embodiments: PDSCH transmission and/or PDCCH transmission.
  • the size of the HARQ codebook is jointly determined according to the number of configurations of the K1 value and/or the number of configurations of the feedback-enabled HARQ process. Overall, the size of the HARQ codebook can be reduced, and the redundancy of the HARQ codebook can be reduced.
  • the determining the size of the HARQ codebook according to the configuration number N of the K1 value and the configuration number M of the feedback-enabled HARQ processes includes:
  • the value range of N may be a positive integer
  • the value range of M may be 0 or a positive integer.
  • the size of the HARQ codebook is positively correlated with min ⁇ M, N ⁇ . That is, the larger the smaller value of M and N is, the larger the HARQ is in the case of a single HARQ feedback mechanism, and vice versa.
  • determining the size of the HARQ codebook includes at least one of the following:
  • the M is smaller than the N and the M is equal to 0, and the size of the HARQ codebook is determined to be 0;
  • the M is greater than 0, and the size of the HARQ codebook is determined according to min ⁇ M, N ⁇ and the HARQ feedback strategy.
  • the size of the HARQ codebook is 0, it means that there is no need to transmit the HARQ codebook between the base station and the terminal.
  • the size of the HARQ codebook is jointly determined in combination with min ⁇ M, N ⁇ and the HARQ feedback strategy.
  • the description of the specific HARQ feedback strategy can refer to the foregoing embodiments, and will not be repeated here.
  • the method also includes:
  • the base station will receive the HARQ codebook sent by the terminal on the determined transmission resource.
  • the number of scheduled feedback-enabled HARQ processes is less than the configured number of feedback-enabled HARQ processes
  • the HARQ feedback carried in the HARQ codebook includes at least one of the following:
  • HARQ feedback determined according to the reception status of the downlink transmission corresponding to the scheduled feedback-enabled HARQ process
  • the HARQ feedback of the unscheduled feedback-enabled HARQ process is a preset value, and the preset value is a negative acknowledgment NACK or Acknowledgment ACK.
  • the number of scheduled feedback-enabled HARQ processes is less than the configured number of feedback-enabled HARQ processes, there is still some bit redundancy in the HARQ codebook, and these redundancy comparisons are originally intended for unspecified
  • the HARQ feedback of the scheduled feedback-enabled HARQ process is transmitted, but since the corresponding feedback-enabled HARQ process is not scheduled, these bits can be used to directly write preset values or randomly write NACK or ACK.
  • the base station can decode the HARQ feedback for the unscheduled feedback-enabled HARQ process that is commonly known between the terminal and the base station, so as to know which scheduled feedback-enabled HARQ processes need to be retransmitted or whether they need to be sent Corresponding downlink transmission.
  • the method also includes:
  • the HARQ codebook carries a preset value, where the preset value is NACK or ACK.
  • the base station and the terminal can release the transmission resources determined for the HARQ codebook, and use these transmission resources for other purposes, thereby improving the effective utilization of transmission resources.
  • the determination of the HARQ codebook regardless of the size or the determined HARQ codebook is for a certain serving cell.
  • the M is smaller than the N and the M is equal to 0, and the size of the HARQ codebook is determined to be 0' means that when the number of HARQ processes enabled by the serving cell is 0, the HARQ codebook corresponding to the serving cell The information does not need to be fed back, and the size of the HARQ codebook for the cell in the HARQ codebook is 0. If the UE is configured with other serving cells at the same time, and the number of HARQ processes enabled for feedback in this serving cell is greater than 0, the HARQ codebook still includes the HARQ feedback of this cell.
  • the processing of the HARQ codebook is aimed at a single cell.
  • the HARQ codebook of the corresponding cell can be determined respectively. For example, when a UE has two serving cells, two HARQ codebooks can be respectively determined according to the above method. And when the UE has multiple serving cells, the size of the HARQ codebook of one serving cell is 0, which does not affect the sizes of the HARQ codebooks of other serving cells.
  • the HARQ codebook will carry one or more HARQ feedbacks as preset values.
  • the base station when the base station receives the corresponding HARQ codebook, it can directly discard without decoding, reducing the decoding overhead of the base station.
  • the ordering of the HARQ feedback in the HARQ codebook is: determined according to the ID of the scheduled HARQ process corresponding to the HARQ feedback; or, the HARQ feedback is in the HARQ codebook
  • the ordering of is: determined by the scheduled K1 value corresponding to the HARQ feedback.
  • a HARQ codebook will carry multiple HARQ feedbacks for downlink transmission at the same time.
  • the order of these HARQ feedbacks in the HARQ codebook can be determined according to the process ID of the HARQ process, or according to the K1 value corresponding to the HARQ feedback.
  • the order in which the HARQ feedback is inserted into the HARQ codebook can be: sorted according to the process ID from large to small, or according to the process ID from small to large, or according to the scheduled K1 value from large to small, or according to the scheduled K1 value
  • the scheduled K1 values are sorted from small to large.
  • the HARQ feedback of one TB is carried by one bit in the HARQ codebook. Assuming that there are 8 K1 values configured and 5 feedback-enabled HARQ processes are configured, the size of the HARQ codebook is 5 bits. It is assumed that the scheduled feedback-enabled HARQ processes include: feedback-enabled HARQ process #1, feedback-enabled HARQ process #3, feedback-enabled HARQ process #7, and feedback-enabled HARQ process #8. Feedback enabled HARQ process #5 is not scheduled.
  • the distribution of NACK and ACK carried in the HARQ codebook can be as shown in Figure 4A to Figure 4A. 4C.
  • the process IDs of the scheduled feedback-enabled HARQ processes are sorted from small to large, and then the unscheduled feedback-enabled HARQ
  • the preset value corresponding to the process (in Figure 4A to Figure 4C, the default value is NACK for example) is written at the end of the HARQ codebook, and the NACK and ACK carried by the HARQ codebook composed of 5 bits are shown in Figure 4B Show.
  • the NACK and ACK carried in the 5-bit HARQ codebook are shown in FIG. 4C .
  • the downlink transmission includes at least one of the following:
  • the embodiment of the present disclosure solves the problem that when the type (Type-)1 codebook is constructed, the UE decides according to the number of K1 values configured by the RRC.
  • the UE When the UE is configured with M feedback-enabled HARQ processes (HARQ process feedback-enabled) , N K1 values, and when M ⁇ N, the UE will determine redundant feedback resources, which will cause the problem of redundancy in uplink feedback. In view of this, the UE will not include non-numeric values in the Type-1 codebook ( The non-numerical) K1 value or/and the PDSCH scheduled by the DCI of the HARQ process ID of the disabled HARQ process is fed back.
  • the UE When the UE is configured with M HARQ process feedback-enabled and N K1 values by RRC, when the UE generates type (type) 1 HARQ-ACK codebook feedback, it will make a decision according to the value of min ⁇ M, N ⁇ .
  • the base station sorts the HARQ feedback from large to small according to the K1 value scheduled in the feedback-enabled HARQ process In the HARQ codebook (codebook for short).
  • the UE only needs to decide two values, the HARQ process #1 enabled by the feedback of the PDSCH transmission scheduled by DCI#1, and the HARQ process #2 enabled by the feedback of the PDSCH transmission scheduled by DCI#2.
  • the size of the HARQ codebook is determined according to M equal to 2.
  • the HARQ process corresponding to the HARQ feedback inserted in the HARQ codebook is the feedback-enabled HARQ process #2 and the feedback-enabled HARQ process # 1.
  • the remaining decision bits are filled with NACK or ACK.
  • the feedback result of the PDSCH dispatched by DCI#1 is enable#1, in enabled#2 Fill NACKs.
  • the viewing window is the configured K1 value.
  • Table 1 uses type (type) 1 codebook feedback and requires 16 bits.
  • Table 2 uses the proposed type (type) 1 codebook feedback, only 4 bits are required
  • an embodiment of the present disclosure provides a HARQ codebook processing device, and the device includes:
  • the first determination module 110 is configured to determine the size of the HARQ codebook according to the number N of K1 value configurations and the number M of feedback-enabled HARQ processes,
  • the HARQ codebook carries HARQ feedback for downlink transmission
  • the K1 value indicates: a time offset between the transmission resource of the HARQ feedback and the transmission resource of the downlink transmission.
  • the HARQ codebook processing apparatus provided by the embodiments of the present disclosure may be included in a terminal.
  • the first determination module 110 may be a program module; after the program module is executed by the processor, the HARQ process will be determined according to the configured number of K1 values and the configured number of feedback-enabled HARQ processes. The size of the codebook.
  • the first determination module 110 may be a combination of hardware and software; the combination of hardware and software includes but is not limited to: various programmable arrays; the programmable array includes but is not limited to: field programmable arrays and/or complex programmable arrays.
  • the first determining module 110 may be a pure hardware module; the pure hardware module includes but is not limited to: an application specific integrated circuit.
  • the first determining module 110 is configured to determine the size of the HARQ codebook according to min ⁇ M, N ⁇ .
  • the first determination module 110 is configured to perform at least one of the following:
  • the M is smaller than the N and the M is equal to 0, and the size of the HARQ codebook is determined to be 0;
  • the M is greater than 0, and the size of the HARQ codebook is determined according to min ⁇ M, N ⁇ and the HARQ feedback strategy.
  • the device also includes:
  • the second determination module is configured to determine the feedback time unit for transmitting the HARQ feedback according to the scheduled K1 value and the downlink transmission time slot corresponding to the HARQ feedback;
  • the first determining module is configured to determine a transmission resource whose size is equal to the size of the HARQ codebook in the feedback time unit.
  • the scheduled feedback-enabled HARQ processes are less than the configured number of feedback-enabled HARQ processes, and the HARQ feedback carried in the HARQ codebook includes at least one of the following:
  • HARQ feedback determined according to the reception status of the downlink transmission corresponding to the scheduled feedback-enabled HARQ process
  • the HARQ feedback of the unscheduled feedback-enabled HARQ process is a preset value, and the preset value is a negative acknowledgment NACK or Acknowledgment ACK.
  • the device also includes:
  • the third determination module is configured to determine not to feed back the HARQ codebook when the number of the scheduled feedback-enabled HARQ processes is 0; or, configured to determine when the scheduled feedback-enabled HARQ process When the number is 0, it is determined that the HARQ codebook carries a preset value, where the preset value is NACK or ACK.
  • the determination of the HARQ codebook regardless of the size or the determined HARQ codebook is for a certain serving cell.
  • the M is smaller than the N and the M is equal to 0, and the size of the HARQ codebook is determined to be 0' means that when the number of HARQ processes enabled by the serving cell is 0, the HARQ codebook corresponding to the serving cell The information does not need to be fed back, and the size of the HARQ codebook for the cell in the HARQ codebook is 0. If the UE is configured with other serving cells at the same time, and the number of HARQ processes enabled for feedback in this serving cell is greater than 0, the HARQ codebook still includes the HARQ feedback of this cell.
  • the processing of the HARQ codebook is aimed at a single cell.
  • the HARQ codebook of the corresponding cell can be determined respectively. For example, when a UE has two serving cells, two HARQ codebooks can be respectively determined according to the above method. And when the UE has multiple serving cells, the size of the HARQ codebook of one serving cell is 0, which does not affect the sizes of the HARQ codebooks of other serving cells.
  • the ordering of the HARQ feedback in the HARQ codebook is: determined according to the ID of the scheduled HARQ process corresponding to the HARQ feedback; or,
  • the ordering of the HARQ feedback in the HARQ codebook is: determined by the scheduled K1 value corresponding to the HARQ feedback; or,
  • the ordering of the HARQ feedback in the HARQ codebook is determined according to the ID of the feedback-enabled HARQ process corresponding to the HARQ feedback.
  • the downlink transmission includes at least one of the following:
  • one or more of the above-mentioned second determination module to the third determination module and the first determination module can be a program module, a programmable array module or a pure hardware module, and there are many specific implementation methods, which are not limited in the above example.
  • an embodiment of the present disclosure provides a hybrid automatic repeat request HARQ codebook processing device, wherein the device includes:
  • the fourth determination module 210 is configured to determine the size of the HARQ codebook according to the configuration number N of the K1 value and the configuration number M of the feedback-enabled HARQ processes
  • the HARQ codebook carries HARQ feedback for downlink transmission
  • the K1 value indicates: a time offset between the transmission resource of the HARQ feedback and the transmission resource of the downlink transmission.
  • the fourth determining module 210 may be a program module; after the program module is executed by the processor, the HARQ process will be determined according to the configured number of K1 values and the configured number of feedback-enabled HARQ processes. The size of the codebook.
  • the fourth determining module 210 may be a combination of hardware and software; the combination of hardware and software includes but is not limited to: various programmable arrays; the programmable array includes but is not limited to: field programmable arrays and/or complex programmable arrays.
  • the fourth determining module 210 may be a pure hardware module; the pure hardware module includes but is not limited to: an application specific integrated circuit.
  • the fifth determining module is configured to determine the size of the HARQ codebook according to min ⁇ M, N ⁇ .
  • the fourth determination module 210 is configured to perform at least one of the following:
  • the M is smaller than the N and the M is equal to 0, and the size of the HARQ codebook is determined to be 0;
  • the M is greater than 0, and the size of the HARQ codebook is determined according to min ⁇ M, N ⁇ and the HARQ feedback strategy.
  • the device also includes:
  • the fifth determining module is configured to determine the feedback time unit for transmitting the HARQ feedback according to the scheduled K1 value and the downlink transmission time slot corresponding to the HARQ feedback;
  • the second decision module is configured to decide a transmission resource whose size is equal to the size of the HARQ codebook in the feedback time unit.
  • the number of scheduled feedback-enabled HARQ processes is less than the configured number of feedback-enabled HARQ processes
  • the HARQ feedback carried in the HARQ codebook includes at least one of the following:
  • HARQ feedback determined according to the reception status of the downlink transmission corresponding to the scheduled feedback-enabled HARQ process
  • the HARQ feedback of the unscheduled feedback-enabled HARQ process is a preset value, and the preset value is a negative acknowledgment NACK or Acknowledgment ACK.
  • the device also includes:
  • the sixth determining module is configured to determine not to receive the HARQ codebook when the number of the scheduled feedback-enabled HARQ processes is 0. Or, it is configured to determine that the HARQ codebook carries a preset value when the number of the scheduled feedback-enabled HARQ processes is 0, where the preset value is NACK or ACK.
  • the ordering of the HARQ feedback in the HARQ codebook is: determined according to the ID of the scheduled HARQ process corresponding to the HARQ feedback; or,
  • the ordering of the HARQ feedback in the HARQ codebook is: determined by the scheduled K1 value corresponding to the HARQ feedback; or,
  • the ordering of the HARQ feedback in the HARQ codebook is determined according to the ID of the feedback-enabled HARQ process corresponding to the HARQ feedback.
  • the downlink transmission includes at least one of the following:
  • one or more of the aforementioned sixth determination module and second determination module may be a program module, a programmable array module or a pure hardware module, and there are many specific implementation methods, which are not limited to the above examples.
  • An embodiment of the present disclosure provides a communication device, including:
  • memory for storing processor-executable instructions
  • the processor is configured to execute the HARQ codebook processing method provided by any of the aforementioned technical solutions.
  • the processor may include various types of storage media, which are non-transitory computer storage media, and can continue to memorize and store information thereon after the communication device is powered off.
  • the communication device includes: a base station or UE (or terminal).
  • the processor can be connected to the memory through a bus, etc., for reading the executable program stored on the memory, for example, as shown in Fig. 2, Fig. 3 to Fig. 5, Fig. 6A to Fig. 6D, Fig. 7A to Fig. 7B, and/or Or at least one of the methods shown in FIG. 8A to FIG. 8C .
  • Fig. 12 is a block diagram of a UE 800 according to an exemplary embodiment.
  • UE 800 may be a mobile phone, computer, digital broadcast user equipment, messaging device, game console, tablet device, medical device, fitness device, personal digital assistant, etc.
  • UE 800 may include one or more of the following components: a processing component 802, a memory 804, a power supply component 806, a multimedia component 808, an audio component 810, an input/output (I/O) interface 812, a sensor component 814, and communication component 816 .
  • Processing component 802 generally controls the overall operations of UE 800, such as those associated with display, phone calls, data communications, camera operations, and recording operations.
  • the processing component 802 may include one or more processors 820 to execute instructions to complete all or part of the steps of the above method.
  • processing component 802 may include one or more modules that facilitate interaction between processing component 802 and other components.
  • processing component 802 may include a multimedia module to facilitate interaction between multimedia component 808 and processing component 802 .
  • the memory 804 is configured to store various types of data to support operations at the UE 800 . Examples of such data include instructions for any application or method operating on UE800, contact data, phonebook data, messages, pictures, videos, etc.
  • the memory 804 can be implemented by any type of volatile or non-volatile storage device or their combination, such as static random access memory (SRAM), electrically erasable programmable read-only memory (EEPROM), erasable Programmable Read Only Memory (EPROM), Programmable Read Only Memory (PROM), Read Only Memory (ROM), Magnetic Memory, Flash Memory, Magnetic or Optical Disk.
  • SRAM static random access memory
  • EEPROM electrically erasable programmable read-only memory
  • EPROM erasable Programmable Read Only Memory
  • PROM Programmable Read Only Memory
  • ROM Read Only Memory
  • Magnetic Memory Flash Memory
  • Magnetic or Optical Disk Magnetic Disk
  • the power supply component 806 provides power to various components of the UE 800 .
  • Power components 806 may include a power management system, one or more power supplies, and other components associated with generating, managing, and distributing power for UE 800 .
  • the multimedia component 808 includes a screen providing an output interface between the UE 800 and the user.
  • the screen may include a liquid crystal display (LCD) and a touch panel (TP). If the screen includes a touch panel, the screen may be implemented as a touch screen to receive input signals from a user.
  • the touch panel includes one or more touch sensors to sense touches, swipes, and gestures on the touch panel. The touch sensor may not only sense a boundary of a touch or swipe action, but also detect duration and pressure associated with the touch or swipe action.
  • the multimedia component 808 includes a front camera and/or a rear camera. When the UE800 is in an operation mode, such as a shooting mode or a video mode, the front camera and/or the rear camera can receive external multimedia data. Each front camera and rear camera can be a fixed optical lens system or have focal length and optical zoom capability.
  • the audio component 810 is configured to output and/or input audio signals.
  • the audio component 810 includes a microphone (MIC), which is configured to receive an external audio signal when the UE 800 is in an operation mode, such as a call mode, a recording mode, and a voice recognition mode. Received audio signals may be further stored in memory 804 or sent via communication component 816 .
  • the audio component 810 also includes a speaker for outputting audio signals.
  • the I/O interface 812 provides an interface between the processing component 802 and a peripheral interface module, which may be a keyboard, a click wheel, a button, and the like. These buttons may include, but are not limited to: a home button, volume buttons, start button, and lock button.
  • Sensor component 814 includes one or more sensors for providing various aspects of status assessment for UE 800 .
  • the sensor component 814 can detect the open/closed state of the device 800, the relative positioning of components, such as the display and the keypad of the UE800, the sensor component 814 can also detect the position change of the UE800 or a component of the UE800, and the user and Presence or absence of UE800 contact, UE800 orientation or acceleration/deceleration and temperature change of UE800.
  • Sensor assembly 814 may include a proximity sensor configured to detect the presence of nearby objects in the absence of any physical contact.
  • the sensor assembly 814 may also include light sensors, such as CMOS or CCD image sensors, for use in imaging applications.
  • the sensor component 814 may also include an acceleration sensor, a gyroscope sensor, a magnetic sensor, a pressure sensor or a temperature sensor.
  • Communication component 816 is configured to facilitate wired or wireless communications between UE 800 and other devices.
  • the UE800 can access wireless networks based on communication standards, such as WiFi, 2G or 3G, or a combination thereof.
  • the communication component 816 receives broadcast signals or broadcast related information from an external broadcast management system via a broadcast channel.
  • the communication component 816 also includes a near field communication (NFC) module to facilitate short-range communication.
  • NFC near field communication
  • the NFC module may be implemented based on Radio Frequency Identification (RFID) technology, Infrared Data Association (IrDA) technology, Ultra Wide Band (UWB) technology, Bluetooth (BT) technology and other technologies.
  • RFID Radio Frequency Identification
  • IrDA Infrared Data Association
  • UWB Ultra Wide Band
  • Bluetooth Bluetooth
  • UE 800 may be powered by one or more Application Specific Integrated Circuits (ASICs), Digital Signal Processors (DSPs), Digital Signal Processing Devices (DSPDs), Programmable Logic Devices (PLDs), Field Programmable Gates Arrays (FPGAs), controllers, microcontrollers, microprocessors or other electronic implementations for performing the methods described above.
  • ASICs Application Specific Integrated Circuits
  • DSPs Digital Signal Processors
  • DSPDs Digital Signal Processing Devices
  • PLDs Programmable Logic Devices
  • FPGAs Field Programmable Gates Arrays
  • controllers microcontrollers, microprocessors or other electronic implementations for performing the methods described above.
  • non-transitory computer-readable storage medium including instructions, such as the memory 804 including instructions, which can be executed by the processor 820 of the UE 800 to complete the above method.
  • the non-transitory computer readable storage medium may be ROM, random access memory (RAM), CD-ROM, magnetic tape, floppy disk, optical data storage device, and the like.
  • an embodiment of the present disclosure shows a structure of a base station.
  • the base station 900 may be provided as a network side device.
  • base station 900 includes processing component 922 , which further includes one or more processors, and a memory resource represented by memory 932 for storing instructions executable by processing component 922 , such as application programs.
  • the application program stored in memory 932 may include one or more modules each corresponding to a set of instructions.
  • the processing component 922 is configured to execute instructions to perform any of the aforementioned methods applied to the terminal and/or base station, for example, as shown in FIG. 2 , FIG. 3 to FIG. 5 , FIG. 6A to FIG. 6D , and FIG. 7A to the method shown in FIG. 7B, and/or FIGS. 8A to 8C.
  • Base station 900 may also include a power component 926 configured to perform power management of base station 900, a wired or wireless network interface 950 configured to connect base station 900 to a network, and an input-output (I/O) interface 958.
  • the base station 900 can operate based on an operating system stored in the memory 932, such as Windows ServerTM, Mac OS XTM, UnixTM, LinuxTM, FreeBSDTM or similar.

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Detection And Prevention Of Errors In Transmission (AREA)

Abstract

Sont fournis dans les modes de réalisation de la présente divulgation un procédé et un appareil de traitement de livre de codes de HARQ, un procédé et un appareil de traitement d'informations, et un dispositif de communication et un support de stockage. Le procédé de traitement de livre de codes de HARQ, qui est exécuté par un terminal, peut consister à : déterminer la taille d'un livre de codes de HARQ en fonction du nombre N de valeurs K1 configurées et du nombre M de processus de HARQ activés par retour d'informations configurés, le livre de codes de HARQ portant un retour d'informations de HARQ pour une transmission en liaison descendante, et les valeurs K1 indiquant chacune un décalage temporel entre une ressource de transmission pour le retour d'informations de HARQ et une ressource de transmission pour la transmission en liaison descendante.
PCT/CN2021/120681 2021-09-26 2021-09-26 Procédé et appareil de traitement de livre de codes de harq, et dispositif de communication et support de stockage WO2023044857A1 (fr)

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Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110034868A (zh) * 2018-01-11 2019-07-19 北京三星通信技术研究有限公司 传输harq-ack信息的方法及设备
CN111294186A (zh) * 2019-04-30 2020-06-16 北京展讯高科通信技术有限公司 Harq-ack码本反馈方法及用户终端、计算机可读存储介质
WO2021033116A1 (fr) * 2019-08-16 2021-02-25 Telefonaktiebolaget Lm Ericsson (Publ) Livres de codes harq pour de multiples sps dl
CN112511275A (zh) * 2020-09-28 2021-03-16 中兴通讯股份有限公司 反馈码本生成、接收方法、通信节点及存储介质

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3711217A4 (fr) * 2017-11-16 2021-06-30 Lenovo (Beijing) Limited Procédé et appareil de détermination de livre-code harq-ack
CN110086579B (zh) * 2018-01-26 2024-04-09 华为技术有限公司 一种通信方法及设备
CN110351018B (zh) * 2018-04-04 2021-12-24 展讯通信（上海）有限公司 Harq-ack反馈信息发送、接收方法及装置、存储介质、发送终端、接收终端
WO2020001134A1 (fr) * 2018-06-28 2020-01-02 Oppo广东移动通信有限公司 Procédé de transmission d'informations de rétroaction et support d'enregistrement lisible par ordinateur
CN111865506B (zh) * 2019-04-30 2023-12-12 华为技术有限公司 半静态码本生成的方法和通信装置
CN112787771B (zh) * 2019-11-08 2022-04-22 大唐移动通信设备有限公司 Sps pdsch的harq反馈方法、装置、终端及网络侧设备
CN112822775A (zh) * 2019-11-15 2021-05-18 索尼公司 电子设备、无线通信方法和计算机可读存储介质

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110034868A (zh) * 2018-01-11 2019-07-19 北京三星通信技术研究有限公司 传输harq-ack信息的方法及设备
CN111294186A (zh) * 2019-04-30 2020-06-16 北京展讯高科通信技术有限公司 Harq-ack码本反馈方法及用户终端、计算机可读存储介质
WO2021033116A1 (fr) * 2019-08-16 2021-02-25 Telefonaktiebolaget Lm Ericsson (Publ) Livres de codes harq pour de multiples sps dl
CN112511275A (zh) * 2020-09-28 2021-03-16 中兴通讯股份有限公司 反馈码本生成、接收方法、通信节点及存储介质

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